Radiospectrograph

The Culgoora radiospectrograph picks up signals from the sun by broadband antennas and receivers which are swept over the whole band rapidly so that they record the signals received at all frequencies within half a second.

Source: wiktionary

Therefore, the Radio JOVE 2.0 radio astronomy telescope is technically a radio spectrograph instrument, an instrument that can receive radio signals over a wide range of the radio spectrum.

Source: wiktionary

The radiospectrograph data were received at the Ondrezhov Astronomical Observatory (Czechoslovakia).

Source: wiktionary